MSIL/KillFiles.BB

What is the Win32:Evo-gen [Trj] virus?
Written by Robert Bailey

What is MSIL/KillFiles.BB infection?

In this post you will find concerning the definition of MSIL/KillFiles.BB and also its adverse influence on your computer. Such ransomware are a type of malware that is elaborated by on-line fraudulences to require paying the ransom money by a sufferer.

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In the majority of the instances, MSIL/KillFiles.BB infection will advise its sufferers to launch funds transfer for the function of counteracting the changes that the Trojan infection has presented to the victim’s gadget.

MSIL/KillFiles.BB Summary

These alterations can be as complies with:

  • Executable code extraction;
  • Creates RWX memory;
  • Network activity detected but not expressed in API logs;
  • Anomalous binary characteristics;
  • Ciphering the documents found on the target’s hard disk drive — so the target can no more make use of the data;
  • Preventing regular accessibility to the victim’s workstation;

MSIL/KillFiles.BB

One of the most typical channels through which MSIL/KillFiles.BB Ransomware are injected are:

  • By methods of phishing e-mails;
  • As a repercussion of user ending up on a resource that hosts a malicious software application;

As soon as the Trojan is effectively injected, it will certainly either cipher the information on the sufferer’s computer or stop the device from operating in an appropriate way – while additionally putting a ransom money note that mentions the demand for the sufferers to impact the repayment for the objective of decrypting the documents or bring back the file system back to the initial problem. In many circumstances, the ransom note will show up when the client restarts the COMPUTER after the system has already been damaged.

MSIL/KillFiles.BB circulation channels.

In various corners of the world, MSIL/KillFiles.BB grows by jumps as well as bounds. Nevertheless, the ransom notes and also methods of extorting the ransom amount might vary depending on specific regional (local) settings. The ransom money notes and also methods of obtaining the ransom money amount might differ depending on particular regional (regional) settings.

Ransomware injection

As an example:

    Faulty signals regarding unlicensed software application.

    In specific locations, the Trojans frequently wrongfully report having identified some unlicensed applications made it possible for on the victim’s gadget. The alert after that demands the user to pay the ransom.

    Faulty declarations about prohibited content.

    In nations where software application piracy is less popular, this approach is not as efficient for the cyber frauds. Conversely, the MSIL/KillFiles.BB popup alert may falsely assert to be deriving from a law enforcement establishment and also will certainly report having located child pornography or various other prohibited information on the gadget.

    MSIL/KillFiles.BB popup alert might wrongly assert to be acquiring from a law enforcement institution and also will report having located kid porn or various other illegal information on the tool. The alert will in a similar way have a need for the individual to pay the ransom money.

Technical details

File Info:

crc32: 775AAA23
md5: 2d4e8dd2eea7ae93d554dc4c4dd5ef0b
name: 2D4E8DD2EEA7AE93D554DC4C4DD5EF0B.mlw
sha1: b50c9d4923fc1f916bb3f3cc1d21b86eff153264
sha256: 3d91d9e60ae68408859652b0b66ef02a946035ea25da4cd7d00ac36517febacb
sha512: 98c01ede8a3db82cabf24d771530d5ca4252217773ef508a0a3e21f8f48caf43ce01927dc6f299ce7cf8ebfdce8f83593ff6ed696e88ac9bd1c39220279e5809
ssdeep: 384:KlA01dmdTdod9llLPdw41qKSoLZ1s8TJoqBIXg/kd7PbkWPoc5tujRxi3hFW:KN8pSpLPdsKScb3Imq7PbkWwc5tujRx
type: PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows

Version Info:

Translation: 0x0000 0x04b0
LegalCopyright: Copyright xa9 2018
Assembly Version: 1.0.0.0
InternalName: faith.exe
FileVersion: 1.0.0.0
CompanyName:
LegalTrademarks:
Comments:
ProductName: Faith
ProductVersion: 1.0.0.0
FileDescription: Faith
OriginalFilename: faith.exe

MSIL/KillFiles.BB also known as:

GridinSoft Trojan.Ransom.Gen
K7AntiVirus Trojan ( 0053f9bb1 )
Lionic Trojan.MSIL.Encoder.4!c
Cynet Malicious (score: 100)
ALYac Gen:Variant.Ursu.382724
Cylance Unsafe
Zillya Trojan.Encoder.Win32.392
Sangfor Ransom.MSIL.Encoder.gen
CrowdStrike win/malicious_confidence_100% (W)
Alibaba Trojan:MSIL/KillFiles.3baf9880
K7GW Trojan ( 0053f9bb1 )
Cybereason malicious.2eea7a
Symantec ML.Attribute.HighConfidence
ESET-NOD32 a variant of MSIL/KillFiles.BB
APEX Malicious
Avast FileRepMalware
Kaspersky HEUR:Trojan-Ransom.MSIL.Encoder.gen
BitDefender Gen:Variant.Ursu.382724
NANO-Antivirus Trojan.Win32.Ransom.fjjgma
MicroWorld-eScan Gen:Variant.Ursu.382724
Ad-Aware Gen:Variant.Ursu.382724
Sophos Mal/Generic-S
Comodo Malware@#3gddqtt57b66g
BitDefenderTheta Gen:NN.ZemsilF.34796.bm0@aaKMmed
McAfee-GW-Edition Artemis!Trojan
FireEye Generic.mg.2d4e8dd2eea7ae93
Emsisoft Gen:Variant.Ursu.382724 (B)
SentinelOne Static AI – Suspicious PE
Jiangmin Trojan.MSIL.kjdd
Avira TR/FileCoder.dtesv
Microsoft Ransom:Win32/Genasom
Arcabit Trojan.Ursu.D5D704
GData Gen:Variant.Ursu.382724
McAfee Artemis!2D4E8DD2EEA7
MAX malware (ai score=99)
VBA32 TScope.Trojan.MSIL
Panda Trj/GdSda.A
Yandex Trojan.KillFiles!3RLNmyU5RIA
Ikarus Trojan.MSIL.KillFiles
MaxSecure Trojan.Malware.300983.susgen
Fortinet W32/Encoder!tr
AVG FileRepMalware
Paloalto generic.ml
Qihoo-360 Win32/Ransom.Filecoder.HwMAEpsA

How to remove MSIL/KillFiles.BB virus?

Unwanted application has ofter come with other viruses and spyware. This threats can steal account credentials, or crypt your documents for ransom.
Reasons why I would recommend GridinSoft1

There is no better way to recognize, remove and prevent PC threats than to use an anti-malware software from GridinSoft2.

Download GridinSoft Anti-Malware.

You can download GridinSoft Anti-Malware by clicking the button below:

Run the setup file.

When setup file has finished downloading, double-click on the setup-antimalware-fix.exe file to install GridinSoft Anti-Malware on your system.

Run Setup.exe

An User Account Control asking you about to allow GridinSoft Anti-Malware to make changes to your device. So, you should click “Yes” to continue with the installation.

GridinSoft Anti-Malware Setup

Press “Install” button.

GridinSoft Anti-Malware Install

Once installed, Anti-Malware will automatically run.

GridinSoft Anti-Malware Splash-Screen

Wait for the Anti-Malware scan to complete.

GridinSoft Anti-Malware will automatically start scanning your system for MSIL/KillFiles.BB files and other malicious programs. This process can take a 20-30 minutes, so I suggest you periodically check on the status of the scan process.

GridinSoft Anti-Malware Scanning

Click on “Clean Now”.

When the scan has finished, you will see the list of infections that GridinSoft Anti-Malware has detected. To remove them click on the “Clean Now” button in right corner.

GridinSoft Anti-Malware Scan Result

Are Your Protected?

GridinSoft Anti-Malware will scan and clean your PC for free in the trial period. The free version offer real-time protection for first 2 days. If you want to be fully protected at all times – I can recommended you to purchase a full version:

Full version of GridinSoft

Full version of GridinSoft Anti-Malware

If the guide doesn’t help you to remove MSIL/KillFiles.BB you can always ask me in the comments for getting help.

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References

  1. GridinSoft Anti-Malware Review from HowToFix site: https://howtofix.guide/gridinsoft-anti-malware/
  2. More information about GridinSoft products: https://gridinsoft.com/comparison

About the author

Robert Bailey

I'm Robert Bailey, a passionate Security Engineer with a deep fascination for all things related to malware, reverse engineering, and white hat ethical hacking.

As a white hat hacker, I firmly believe in the power of ethical hacking to bolster security measures. By identifying vulnerabilities and providing solutions, I contribute to the proactive defense of digital infrastructures.

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